(19)
(11) EP 1 155 409 A1

(12)

(43) Date of publication:
21.11.2001 Bulletin 2001/47

(21) Application number: 00909989.6

(22) Date of filing: 28.01.2000
(51) International Patent Classification (IPC)7: G11B 7/24
(86) International application number:
PCT/US0001/990
(87) International publication number:
WO 0048/177 (17.08.2000 Gazette 2000/33)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 12.02.1999 US 119899 P

(71) Applicant: Trid Store IP, L.L.C.
New York, NY 10169 (US)

(72) Inventors:
  • ALPEROVICH, Mark
    77497 Ashdod (IL)
  • ZUHL, Irene
    77535 Ashdod (IL)
  • LEVICH, Eugene
    New York, NY 10036 (US)
  • KHAIKIN, A.
    55847 Holon (IL)

(74) Representative: Ritscher, Thomas, Dr. 
RITSCHER & SEIFERTPatentanwälteForchstrasse 452Postfach
8029 Zürich
8029 Zürich (CH)

   


(54) METHOD OF INCREASING FLUORESCENT SIGNAL OF OPTICAL DISCS WITH FLUORESCENT READING